Why Instagram is Facebook's marketing gold mine

An L2 study shows that Instagram's users are primarily young, wealthy females, and they present a big marketing opportunity, but owner Facebook is still taking a go-slow approach to monetizing the image-driven social network. The network's power lies in its ability to closely connect the most avid fans with a brand. "You can make the argument that this is the most powerful social media platform in the world right now," L2 founder Scott Galloway said.